Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-06-2024 01:06

General

  • Target

    $PLUGINSDIR/JsisPlugins.dll

  • Size

    2.1MB

  • MD5

    bd94620c8a3496f0922d7a443c750047

  • SHA1

    23c4cb2b4d5f5256e76e54969e7e352263abf057

  • SHA256

    c0af9e25c35650f43de4e8a57bb89d43099beead4ca6af6be846319ff84d7644

  • SHA512

    954006d27ed365fdf54327d64f05b950c2f0881e395257b87ba8e4cc608ec4771deb490d57dc988571a2e66f730e04e8fe16f356a06070abda1de9f3b0c3da68

  • SSDEEP

    49152:MWUF3+DvlxaVlUj2UxF9TWkWbQWxACvRG+OZ1m/I31he2UaIyuKs:MtF3+DLaVlUFWkWbQWx1JtOLm/IgaI/

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\JsisPlugins.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2428
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\JsisPlugins.dll,#1
      2⤵
        PID:2416
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2416 -s 672
          3⤵
          • Program crash
          PID:3248
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2416 -ip 2416
      1⤵
        PID:1720

      Network

      MITRE ATT&CK Matrix

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      Downloads